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authorgit perforce import user <a@b>2016-10-25 12:29:14 -0600
committerSheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees>2016-10-25 18:56:37 -0500
commit3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch)
treefa6485c169e50d7415a651bf838f5bcd0fd3bfbd /PhysX_3.4/Source/PhysX/src/NpQueryShared.h
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Initial commit:
PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @ 21275617 [CL 21300167]
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
+
+
+#ifndef PX_PHYSICS_NP_QUERYSHARED
+#define PX_PHYSICS_NP_QUERYSHARED
+
+#include "foundation/PxMemory.h"
+
+namespace physx
+{
+
+using namespace Cm;
+
+template <class ActorT>
+PX_FORCE_INLINE bool applyClientFilter(ActorT* actor, const PxQueryFilterData& filterData, const NpSceneQueries& scene)
+{
+ if(filterData.clientId != actor->getOwnerClient())
+ {
+ const bool passForeignShapes = scene.getClientBehaviorFlags(filterData.clientId) & PxClientBehaviorFlag::eREPORT_FOREIGN_OBJECTS_TO_SCENE_QUERY;
+ const bool reportToForeignClients = actor->getClientBehaviorFlags() & PxActorClientBehaviorFlag::eREPORT_TO_FOREIGN_CLIENTS_SCENE_QUERY;
+ if(!(passForeignShapes && reportToForeignClients))
+ return false;
+ }
+ return true;
+}
+
+PX_FORCE_INLINE bool applyFilterEquation(const Scb::Shape& scbShape, const PxFilterData& queryFd)
+{
+ // if the filterData field is non-zero, and the bitwise-AND value of filterData AND the shape's
+ // queryFilterData is zero, the shape is skipped.
+ if(queryFd.word0 | queryFd.word1 | queryFd.word2 | queryFd.word3)
+ {
+ const PxFilterData& objFd = scbShape.getScShape().getQueryFilterData();
+ const PxU32 keep = (queryFd.word0 & objFd.word0) | (queryFd.word1 & objFd.word1) | (queryFd.word2 & objFd.word2) | (queryFd.word3 & objFd.word3);
+ if(!keep)
+ return false;
+ }
+ return true;
+}
+
+//========================================================================================================================
+// these partial template specializations are used to generalize the query code to be reused for all permutations of
+// hit type=(raycast, overlap, sweep) x query type=(ANY, SINGLE, MULTIPLE)
+template <typename HitType> struct HitTypeSupport { enum { IsRaycast = 0, IsSweep = 0, IsOverlap = 0 }; };
+template <> struct HitTypeSupport<PxRaycastHit>
+{
+ enum { IsRaycast = 1, IsSweep = 0, IsOverlap = 0 };
+ static PX_FORCE_INLINE PxReal getDistance(const PxQueryHit& hit) { return static_cast<const PxRaycastHit&>(hit).distance; }
+};
+template <> struct HitTypeSupport<PxSweepHit>
+{
+ enum { IsRaycast = 0, IsSweep = 1, IsOverlap = 0 };
+ static PX_FORCE_INLINE PxReal getDistance(const PxQueryHit& hit) { return static_cast<const PxSweepHit&>(hit).distance; }
+};
+template <> struct HitTypeSupport<PxOverlapHit>
+{
+ enum { IsRaycast = 0, IsSweep = 0, IsOverlap = 1 };
+ static PX_FORCE_INLINE PxReal getDistance(const PxQueryHit&) { return -1.0f; }
+};
+
+#define HITDIST(hit) HitTypeSupport<HitType>::getDistance(hit)
+
+template<typename HitType>
+static PxU32 clipHitsToNewMaxDist(HitType* ppuHits, PxU32 count, PxReal newMaxDist)
+{
+ PxU32 i=0;
+ while(i!=count)
+ {
+ if(HITDIST(ppuHits[i]) > newMaxDist)
+ ppuHits[i] = ppuHits[--count];
+ else
+ i++;
+ }
+ return count;
+}
+
+} // namespace physx
+
+#endif // PX_PHYSICS_NP_QUERYSHARED